【直播：波音“星际客机”进行不载人飞行测试】Join us for the launch of Boeing's Starliner spacecraft on a United Launch Alliance Atlas V rocket for an uncrewed Orbital Flight Test to the International Space Station. It's part of NASA's Commercial Crew Program. http://t.cn/Aikb0a8S

【直播：波音“星际客机”进行不载人飞行测试】Join us for the launch of Boeing's Starliner spacecraft on a United Launch Alliance Atlas V rocket for an uncrewed Orbital Flight Test to the International Space Station. It's part of NASA's Commercial Crew Program. http://t.cn/Aikb0a8S .